问题
问答题 简答题
不等径单股铜导线应如何连接？
答案
参考答案：
如果要连接的两根铜导线的直径不同，可把细导线线头在粗导线线头上紧密缠绕5～6圈，弯折粗线头端部，使它压在缠绕层上，再把细线头缠绕3～4圈，剪去余端，钳平切口即可。
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不等径单股铜导线应如何连接？
参考答案：
如果要连接的两根铜导线的直径不同，可把细导线线头在粗导线线头上紧密缠绕5～6圈，弯折粗线头端部，使它压在缠绕层上，再把细线头缠绕3～4圈，剪去余端，钳平切口即可。
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| In some science fiction movies,the robots(机器人) are just like humans. They help with the housework and do the most unpleasant jobs. Some scientists believe that there will be such robots in the future. 1 ,they agree it may 2 hundreds of years. Scientists are now trying to make robots look like people and do the same things as us. But robot scientist James White 3 . He thinks that it will be difficult for a robot to do the same things as a person. 4 ,it's easy for a child to wake up and know where they are. Mr White thinks that robots won't be able to do this. But other scientists disagree. They think that robots will be able to talk to people 5 25 to 50 years. Robot scientists are not just trying to make robots look like people. For example,there are already robots 6 in factories. They do simple jobs over and over again. People would not like to do such jobs and would get bored. But robots will 7 get bored. In the future,there will be more robots everywhere, and humans will have less work to do. New robots will have many different 8 . Some will look like humans, and others might look like snakes. After an earthquake (地震) ,a snake robot could help look for people under buildings .That may not seem possible now, but computers,space rockets and even electric toothbrushes seemed impossible a hundred years 9 . We never know 10 will happen in the future ! | ||||
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